[FIX] delivery: multiple tracking links

In case `carrier_tracking_url` is `False`, a `TypeError` is raised and
not catched.

opw-2232268

closes odoo/odoo#49083

X-original-commit: a4b5bd7770bca3f2e4327c65de673e2fcc00e7e5
Signed-off-by: Nicolas Martinelli (nim) <nim@odoo.com>

addons/delivery/models/stock_picking.py

@@ -112,7 +112,7 @@ class StockPicking(models.Model):
         self.ensure_one()
         try:
             return json.loads(self.carrier_tracking_url)
-        except ValueError:
+        except (ValueError, TypeError):
             return False
 
     @api.depends('move_lines')